36results about How to "Solve the problem of taking up too much space" patented technology

The invention discloses an ore sand sorting machine capable of realizing multi-layer screening. The ore sand sorting machine comprises a sorting mechanism, wherein the sorting mechanism comprises an initial separation mechanism and a re-separation mechanism; the re-separation mechanism comprises a separating filter screen a, a gathering plate, a central runner and a separating filter screen b; thegathering plate is fixedly connected to the bottom of the separating filter screen a; a gathering cavity a is enclosed between the outer wall of the separating filter screen a and the outer wall of the gathering plate; a filter hole a which communicates with the gathering cavity a is formed in the tapered surface of the separating filter screen a in the form of an array; the central runner is arranged on the bottom center of the gathering plate, and communicates with the gathering cavity a; a filter hole b for sorting ore sand raw materials is formed in the tapered surface of the separating filter screen b in the form of the array; an opening in the upper end of the separating filter screen b can receive the ore sand raw materials which flow out from the tapered surface of the separatingfilter screen a; the re-separation mechanism can receive ore sand raw materials which flow out from the bottom opening end of the separating filter screen b, and can sort the ore sand raw materials; and the upper-end opening of the separating filter screen b is equipped with a limiting baffle plate which is of a ring-shaped structure.

The invention discloses a foldable aerating pillow. The foldable aerating pillow comprises an internally sealed pillow case, fixing seats arranged on the pillow case, fixing parts correspondingly arranged on the other surface of the pillow case and an aerating part arranged on the pillow case, and the foldable aerating pillow has an unaerated state, an aerated state and a usage state, wherein in the unaerated state, the pillow case is flatly unfolded; in the aerated state, the pillow case is aerated by the aerated part, so that the height of the pillow case is greater than that of the pillow case in the unaerated state; and in the usage state, the aerated pillow case is bent, so that the fixing parts are fixed with the fixing seats in a closed mode. By the foldable aerating pillow, the problems that fillers of the pillow deteriorate, and the pillow occupies a too large space are solved.

The invention discloses a tower type ore sand sorting machine. The tower type ore sand sorting machine comprises a primary sorting mechanism, wherein the primary sorting mechanism comprises a materialsplitting filter screen a, a material collecting plate, a central flow channel and a material splitting filter screen b, wherein the material splitting filter screen a and the material collecting plate are cone-shaped; the material collecting plate is fixedly connected to the bottom of the material splitting filter screen a; a material collecting cavity a is formed by the enclosing of the outer wall of the material splitting filter screen a and the outer wall of the material collecting plate; filter openings a communicating with the material collecting cavity a are formed in the conical surface of the material splitting filter screen a in an array manner; the central flow channel is arranged at the bottom center of the material collecting plate and communicates with the material collecting cavity a; the material splitting filter screen b adopts a cone-shaped structure; filter openings b used for ore sand raw material sorting are formed in the conical surface of the material splittingfilter screen b in an array manner; the diameter of the filter openings a is smaller than that of the filter openings b; a gap used for allowing the ore sand raw material in the material splitting filter screen b to be guided out is formed between the lower end opening of the material splitting filter screen b and the outer wall of the central flow channel; and the upper end opening of the material splitting filter screen b can receive the ore sand raw material flowing out of the conical surface of the material splitting filter screen a.

The invention relates to a road cleaning sweeper truck with a sewage recovery and reutilization function. The sweeper truck comprises a truck body and a clean water tank, wherein the clean water tank and a sewage tank are separated by a retaining plate, and are respectively and fixedly arranged on a chassis, a suction pipe penetrates through the chassis and extends into the sewage tank, the bottom of the suction pipe is connected with a suction nozzle for cleaning, a polymer sintering membrane filter is arranged at the top end in the sewage tank, a sewage pump is arranged in the sewage tank, and is connected with the polymer sintering membrane filter through a pipeline, a filtering water outlet pipe extends to an opening at the top of the clean water tank along the outer edge of the sewage tank by passing through the polymer sintering membrane filter, a backwashing pipe is connected with the polymer sintering membrane filter, and the opening of the backwashing pipe is provided with a backwashing valve. The sweeper truck has the advantages that the space structure of the sewage tank of the sweeper truck is sufficiently utilized by the horizontal type polymer sintering membrane, the problem of overlarge occupation space when the polymer sintering membrane filter is vertically arranged is solved, the filtering flow quantity of the polymer sintering membrane is approximate to the constant flow quantity in the specific application, and the filtering pressure in the sewage cavity is increased; the problems of overhigh initial flow quantity and difficult control over constant flow quantity are solved.

The invention discloses a detachable modular forestry temporary liquid storage device. The detachable modular forestry temporary liquid storage device comprises a bottom plate. The two sides of the upper end of the bottom plate are both rotatably connected with third supporting rods. The upper end of one third supporting rod is rotatably connected with a second supporting block. The second supporting block is provided with a first threaded through hole. A second screw rod penetrates through the first threaded through hole. One end of the second screw rod penetrates through a second threaded through hole and extends to one side of the second supporting block. The other end of the second screw rod is fixedly provided with a first screw rod. The first screw rod penetrates through a first supporting block. The detachable modular forestry temporary liquid storage device provided by the invention can be supported just through a rocking handle, the screw rods and the other simple structures for use in the using process, is retracted when not needed and is easy and convenient to use. The problem that an existing liquid storage device is too large in occupied area is solved. The detachablemodular forestry temporary liquid storage device can be stored better and is suitable for popularization.

The invention discloses an ore sand multi-grade sorting method. The method comprises the steps that ore sand flows from the top to the bottom of an automatic distribution filter screen a and is scattered around from the top center of the distribution filter screen a in the flowing process, wherein the ore sand with the particle size less than the diameter of filtration pores a falls into a material collection cavity a and flows to a designated location in the guiding direction of a central flow channel; the ore sand continues flowing downwards and falls into a distribution filter screen b fromthe peripheral side edge of the distribution filter screen a, the ore sand received by the distribution filter screen b is gathered to an opening of the lower end of the distribution filter screen bgradually in the guiding direction of the distribution filter screen b, and in the process, the ore sand with the particle size less than the diameter of filtration pores b is filtered out by the distribution filter screen b; the ore sand with the particle size greater than the diameter of the filtration pores b is discharged through the opening of the lower end of the distribution filter screen b. Accordingly, three-grade sorting of ore sand is realized.

The invention relates to a construction site fence with the function of receiving a support structure, which belongs to the technical field of construction engineering auxiliary structures. For the wall between the columns, the two opposite side walls of the wall are respectively provided with long strip-shaped storage grooves along the vertical direction, and a support structure for obliquely supporting the wall is arranged in the storage groove; the support structure includes one end A telescopic rod hinged to the storage slot for supporting the wall, a limit assembly set on the telescopic rod for adjusting the length of the telescopic rod, and a limit bar with one end hinged to the storage slot for limiting one end of the telescopic rod; When the support structure is stored in the storage slot, the limit bar cover is arranged on the outside of the telescopic rod, and the wall is provided with a plug-in assembly for limiting the limit bar to the storage slot. The invention can solve the problem that the dismantled wall of the existing construction site takes up a lot of space during transportation or storage.

The invention relates to a novel anti-shake camera drive device, comprising a base, a protective shell, an OIS assembly, an AF assembly, a shrapnel assembly and a closed-loop control assembly. The shrapnel assembly includes an upper shrapnel and a lower shrapnel. The four corners of the upper surface are respectively provided with damping grooves, the base is provided with a retaining wall at one side of the damping groove, and the upper elastic piece has a fixed part I connected with the top surface of the AF carrier, and a fixed part II connected with the top surface of the OIS carrier. The fixed part III connected to the top surface of the retaining wall, the chord part I connected between the fixed part I and the fixed part II, the bending connection part connected between the fixed part II and the fixed part III, the bending connection part Insert the lower end into the damping glue of the damping groove. The device solves the problems that the existing compensation system using suspension wires is complicated and easy to break and occupies too much space for solder joints. The focusing and anti-shake translation compensation share the same suspension component, which significantly improves the anti-shake performance, and enhances the motor focusing and stability. Anti-vibration translation compensation effect.

The invention discloses a block chain light client verification and query method based on a bitmap index. The method comprises a bitmap index and transaction verification information generation step,a query request step, a block scanning step, a query processing step, a data verification step and a query result calculation step. In the bitmap index and transaction verification information generation step, index structures and verification information are constructed for different transaction types. In the query request sending step, the light client sends a query request to the full node; Inthe block scanning step, all the blocks needing to be inquired are quickly scanned by all the nodes according to the bitmap index structure; In the data query step, the whole node obtains a query result set through query and returns the query result set to the light client; In the data verification step, the light client verifies the result set returned by the full node to obtain a correct query result set; And the step of calculating the query result is that the light client performs calculation based on the correct query result set to obtain a final query result.